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. 2022 Mar 22;13:1610. doi: 10.1038/s41467-022-29282-9

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Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The images or other third party material in this article are included in the article’s Creative Commons license, unless indicated otherwise in a credit line to the material. If material is not included in the article’s Creative Commons license and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this license, visit http://creativecommons.org/licenses/by/4.0/.

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Fig. 4 — The differences between the three calibration strategies refer to the placement of Proterocladus antiquus (strategy 1: P. antiquus to stem-group Cladophorales; strategy 2: P. antiquus to stem-group Ulvophyceae s.s.; strategy 3: exclusion of P. antiquus). Node ages are plotted at the posterior means, with horizontal bars representing 95% credibility intervals.